How to create a form and submit on database in lightning component?

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Hey guys, today in this post we are going to learn about How to create a form and submit on database in Salesforce lightning component.

We will be achieve to validate a form and submit into custom sObject in Salesforce.

How to create a custom form validation and display required Error message upon handle input change in Lightning web component – LWC Click Here For More Information

We used the files in this example:-

File Name	File Type	Description
submitFormCustomObjectCmp.cmp	Lightning Component	It is hold User Interface (UI) tags and display on the browser.
submitFormCustomObjectCmpController.js	JavaScript File	It is used for form validation and javascript function to call a apex class method.
submitFormCustomObjectCmp.css	Style CSS File	For alignment and form validation input border color.
submitFormCustomObjectController.apex	Apex Class Controller	For create a record in database server
Custom Object:- student_info__c Custom Object Fields:- student_first_name__c student_last_name__c student_phone__c student_email__c	Custom Object and their fields	Custom object like database and custom fields are column of data table.

Other related post that would you like to learn in lightning component.

Step:-1

submitFormCustomObjectCmp.cmp [Lightning Component]

  <aura:component controller="submitFormCustomObjectController" implements="force:appHostable,flexipage:availableForAllPageTypes,flexipage:availableForRecordHome,force:hasRecordId,forceCommunity:availableForAllPageTypes,force:lightningQuickAction" access="global" >
	<aura:attribute name="studentInfoAc" type="student_info__c" default="{'sobjectType': 'student_info__c'}"/>
     <aura:attribute name="studentItrt" type="student_info__c[]"/>    
    <div class="slds">
           
            <div class="slds-col slds-size_6-of-12  slds-m-bottom--small">
                <div class="slds-form-element">
                   <label class="slds-form-element__label">First Name</label>
                   <div class="slds-form-element__controller"><ui:inputText aura:id="fName" value="{!v.studentInfoAc.student_first_name__c}" class="slds-input" placeholder=""/></div>
                </div>    
            </div>
               
           <div class="slds-grid slds-wrap"> 
               <div class="slds-col slds-size_6-of-12  slds-m-bottom--small">
                 <div class="slds-form-element"> 
                        <label class="slds-form-element__label">Last Name</label>
                        <div class="slds-form-element__controller">
                            <ui:inputText aura:id="lName" value="{!v.studentInfoAc.student_last_name__c}" class="slds-input" placeholder=""/>
                         </div>
                  </div> 
              </div> 
           </div>
               
              <div class="slds-grid slds-wrap"> 
               <div class="slds-col slds-size_6-of-12  slds-m-bottom--small">
                 <div class="slds-form-element"> 
                        <label class="slds-form-element__label">Phone</label>
                        <div class="slds-form-element__controller">
                            <ui:inputText aura:id="phone" value="{!v.studentInfoAc.student_phone__c}" class="slds-input" placeholder=""/>
                         </div>
                  </div> 
              </div> 
           </div> 
        
        
         <div class="slds-grid slds-wrap"> 
               <div class="slds-col slds-size_6-of-12  slds-m-bottom--small">
                 <div class="slds-form-element"> 
                        <label class="slds-form-element__label">Email</label>
                        <div class="slds-form-element__controller">
                            <ui:inputText aura:id="emailId" value="{!v.studentInfoAc.student_email__c}" class="slds-input" placeholder=""/>
                         </div>
                  </div> 
              </div> 
           </div>
        
        
        <div class="slds-text-align--center slds-m-top--medium">
            <button class="slds-button slds-button--brand" onclick="{!c.submitStudentInfo}">Submit</button>
        </div>
    
          
    </div>
    
</aura:component>

<aura:component controller="submitFormCustomObjectController" implements="force:appHostable,flexipage:availableForAllPageTypes,flexipage:availableForRecordHome,force:hasRecordId,forceCommunity:availableForAllPageTypes,force:lightningQuickAction" access="global" >

<aura:attribute name="studentInfoAc" type="student_info__c" default="{'sobjectType': 'student_info__c'}"/>

<aura:attribute name="studentItrt" type="student_info__c[]"/>

<label class="slds-form-element__label">First Name</label>

</div>

<ui:inputText aura:id="lName" value="{!v.studentInfoAc.student_last_name__c}" class="slds-input" placeholder=""/>

</div>

<label class="slds-form-element__label">Phone</label>

<ui:inputText aura:id="phone" value="{!v.studentInfoAc.student_phone__c}" class="slds-input" placeholder=""/>

</div>

<label class="slds-form-element__label">Email</label>

<ui:inputText aura:id="emailId" value="{!v.studentInfoAc.student_email__c}" class="slds-input" placeholder=""/>

</div>

<button class="slds-button slds-button--brand" onclick="{!c.submitStudentInfo}">Submit</button>

</div>

</aura:component>

Step:-2

submitFormCustomObjectCmpController.js [JavaScript File]

   ({
	submitStudentInfo : function(component, event, helper) {
        
        var isValidate = true;        
        var firstName = component.find('fName');        
        var firstNameVal = component.find('fName').get('v.value');        
        if($A.util.isUndefinedOrNull(firstNameVal) || $A.util.isUndefined(firstNameVal) || $A.util.isEmpty(firstNameVal)){
            firstName.set("v.errors",[{message:'First Name is required'}]);
            isValidate = false;
        }else{
            firstName.set("v.errors",null);
        }        
        
        if(isValidate){
             var action = component.get('c.getStudent');
             var postData =  component.get('v.studentInfoAc');                
             action.setParams({"insertStudent": postData});
            
            action.setCallback(this, function(response) {            
            var state = response.getState();  
            if (state === "SUCCESS") {                
                var stringItems = response.getReturnValue();
                component.set("v.studentItrt",stringItems);
                component.set("v.studentInfoAc", null);       
                
                //Show the success toast message
                var toastEvent = $A.get("e.force:showToast");
                toastEvent.setParams({
                    "title":"Success",
                    "type":"success",
                    "message":"Form submitted successfully.",                        
                });
                toastEvent.fire();            
            
            }
                
        }); 
        
        $A.enqueueAction(action);
            
        }
        
    },
    
})

({

submitStudentInfo : function(component, event, helper) {

var isValidate = true;

var firstName = component.find('fName');

var firstNameVal = component.find('fName').get('v.value');

if($A.util.isUndefinedOrNull(firstNameVal) || $A.util.isUndefined(firstNameVal) || $A.util.isEmpty(firstNameVal)){

firstName.set("v.errors",[{message:'First Name is required'}]);

isValidate = false;

}else{

firstName.set("v.errors",null);

}

if(isValidate){

var action = component.get('c.getStudent');

var postData = component.get('v.studentInfoAc');

action.setParams({"insertStudent": postData});

action.setCallback(this, function(response) {

var state = response.getState();

if (state === "SUCCESS") {

var stringItems = response.getReturnValue();

component.set("v.studentItrt",stringItems);

component.set("v.studentInfoAc", null);

//Show the success toast message

var toastEvent = $A.get("e.force:showToast");

toastEvent.setParams({

"title":"Success",

"type":"success",

"message":"Form submitted successfully.",

});

toastEvent.fire();

}

});

$A.enqueueAction(action);

}

})

Step:-3

submitFormCustomObjectCmp.css [Style CSS File]

  .THIS {
}
.THIS .slds-input.has-error, .THIS .slds-select.has-error {
    background-color: rgb(255, 255, 255);
    border-color: rgb(194, 57, 52);
    box-shadow: rgb(194, 57, 52) 0 0 0 1px inset;
    background-clip: padding-box;
  }

.THIS {

}

.THIS .slds-input.has-error, .THIS .slds-select.has-error {

background-color: rgb(255, 255, 255);

border-color: rgb(194, 57, 52);

box-shadow: rgb(194, 57, 52) 0 0 0 1px inset;

background-clip: padding-box;

}

Step:-4

submitFormCustomObjectController.apex [Apex Class Controller]

  public class submitFormCustomObjectController {
    
    @AuraEnabled
    public static List<student_info__c> getStudent(student_info__c insertStudent){
        insert insertStudent;
        
        return [select Id, student_first_name__c,student_last_name__c,student_phone__c from student_info__c];
    }
    
}